SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    131, 152, 160, 122, 115, 129, 127, 124, 
    151
  )

Query time 0.00031

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.01644023,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_products",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["product_id"],
          "loops": 1,
          "rows": 9,
          "cost": 0.01644023,
          "filtered": 100,
          "attached_condition": "cscart_products.product_id in (131,152,160,122,115,129,127,124,151)"
        }
      }
    ]
  }
}