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SELECT 
  search_phrases 
FROM 
  cscart_ab__search_motivation 
WHERE 
  category_id = 0 
  AND company_id = 1 
  AND lang_code = 'de' 
  AND TRIM(search_phrases) > ""

Query time 0.00036

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}