SELECT 
  * 
FROM 
  cscart_ab__sticker_descriptions 
WHERE 
  sticker_id IN (33, 42, 43, 44) 
  AND lang_code = 'ru'

Query time 0.00033

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_ab__sticker_descriptions",
      "access_type": "range",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "9",
      "used_key_parts": ["sticker_id", "lang_code"],
      "rows": 4,
      "filtered": 100,
      "attached_condition": "cscart_ab__sticker_descriptions.sticker_id in (33,42,43,44) and cscart_ab__sticker_descriptions.lang_code = 'ru'"
    }
  }
}