SELECT 
  product_id, 
  feature_short_desc 
FROM 
  cscart_ab__short_desc_from_features_values 
WHERE 
  product_id IN (
    8670, 19046, 19548, 8669, 19047, 19537, 
    20525, 20512, 20770, 20526, 20514, 
    19072, 7608, 20515, 10846, 7515, 20538, 
    9721, 20433, 20539, 19129, 20732, 19024, 
    19471, 20733, 20729, 9286, 18885, 19707, 
    19417, 19039, 19710, 9539
  ) 
  AND lang_code = 'uk' 
  AND storefront_id = 1 
  AND cscart_ab__short_desc_from_features_values.company_id = 1

Query time 0.00046

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_ab__short_desc_from_features_values",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "17",
          "used_key_parts": [
            "product_id",
            "lang_code",
            "company_id",
            "storefront_id"
          ],
          "rows": 33,
          "filtered": 100,
          "attached_condition": "cscart_ab__short_desc_from_features_values.storefront_id = 1 and cscart_ab__short_desc_from_features_values.company_id = 1 and cscart_ab__short_desc_from_features_values.product_id in (8670,19046,19548,8669,19047,19537,20525,20512,20770,20526,20514,19072,7608,20515,10846,7515,20538,9721,20433,20539,19129,20732,19024,19471,20733,20729,9286,18885,19707,19417,19039,19710,9539) and cscart_ab__short_desc_from_features_values.lang_code = 'uk'"
        }
      }
    ]
  }
}