Ошибка базы данных.

Error Number: 1064

You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ')' at line 3

SELECT * FROM (`rec_tovar`) WHERE `cat_id` IN ()

Filename: /home/xnaaaiay/public_html/models/product_mdl.php

Line Number: 897