SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    22472, 19374, 12114, 20921, 20922, 9505, 
    11707, 12066, 11021, 10871, 18152, 
    18072, 10861, 12113, 19585, 19584, 
    22499, 22498, 10814, 18552, 10926, 
    23518, 11713, 12836
  )

Query time 0.00089

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_products",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["product_id"],
          "rows": 24,
          "filtered": 100,
          "index_condition": "cscart_products.product_id in (22472,19374,12114,20921,20922,9505,11707,12066,11021,10871,18152,18072,10861,12113,19585,19584,22499,22498,10814,18552,10926,23518,11713,12836)"
        }
      }
    ]
  }
}