SELECT 
  content 
FROM 
  cscart_cp_search_motivation 
WHERE 
  object_type = 'C' 
  AND object_id = 43213 
  AND company_id = '0' 
  AND lang_code = 'de'

Query time 0.00009

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}