SELECT 
  c.product_id AS cur_product_id, 
  a.*, 
  b.option_name, 
  b.internal_option_name, 
  b.option_text, 
  b.description, 
  b.inner_hint, 
  b.incorrect_message, 
  b.comment 
FROM 
  cscart_product_options as a 
  LEFT JOIN cscart_product_options_descriptions as b ON a.option_id = b.option_id 
  AND b.lang_code = 'it' 
  LEFT JOIN cscart_product_global_option_links as c ON c.option_id = a.option_id 
WHERE 
  c.product_id IN (
    421, 1930, 1931, 1529, 1465, 1932, 1962, 
    1933, 1935, 1958, 428, 406, 390, 1929, 
    398, 435, 419, 403, 324, 440, 431, 1963, 
    385, 405
  ) 
  AND a.product_id = 0 
  AND a.status = 'A' 
ORDER BY 
  a.position

Query time 0.00195

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "82.04"
    },
    "ordering_operation": {
      "using_temporary_table": true,
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "1.50"
      },
      "nested_loop": [
        {
          "table": {
            "table_name": "c",
            "access_type": "index",
            "possible_keys": [
              "PRIMARY",
              "product_id"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "option_id",
              "product_id"
            ],
            "key_length": "6",
            "rows_examined_per_scan": 202,
            "rows_produced_per_join": 30,
            "filtered": "14.85",
            "using_index": true,
            "cost_info": {
              "read_cost": "36.75",
              "eval_cost": "6.00",
              "prefix_cost": "42.75",
              "data_read_per_join": "240"
            },
            "used_columns": [
              "option_id",
              "product_id"
            ],
            "attached_condition": "((`eshopuga_upgr_4122`.`c`.`product_id` in (421,1930,1931,1529,1465,1932,1962,1933,1935,1958,428,406,390,1929,398,435,419,403,324,440,431,1963,385,405)) and (`eshopuga_upgr_4122`.`c`.`option_id` is not null))"
          }
        },
        {
          "table": {
            "table_name": "a",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY",
              "c_status"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "option_id"
            ],
            "key_length": "3",
            "ref": [
              "eshopuga_upgr_4122.c.option_id"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
            "filtered": "5.00",
            "cost_info": {
              "read_cost": "30.00",
              "eval_cost": "0.30",
              "prefix_cost": "78.75",
              "data_read_per_join": "3K"
            },
            "used_columns": [
              "option_id",
              "product_id",
              "company_id",
              "option_type",
              "inventory",
              "regexp",
              "required",
              "multiupload",
              "allowed_extensions",
              "max_file_size",
              "missing_variants_handling",
              "status",
              "position",
              "value"
            ],
            "attached_condition": "((`eshopuga_upgr_4122`.`a`.`product_id` = 0) and (`eshopuga_upgr_4122`.`a`.`status` = 'A'))"
          }
        },
        {
          "table": {
            "table_name": "b",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "option_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "eshopuga_upgr_4122.c.option_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "1.50",
              "eval_cost": "0.30",
              "prefix_cost": "80.55",
              "data_read_per_join": "5K"
            },
            "used_columns": [
              "option_id",
              "lang_code",
              "option_name",
              "option_text",
              "description",
              "comment",
              "inner_hint",
              "incorrect_message",
              "internal_option_name"
            ]
          }
        }
      ]
    }
  }
}