select sort_price_retail from `it_product` where category_id IN () and `active`='1' ORDER BY sort_price_retail DESC LIMIT 1<br><b>ERROR: 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 ') and `active`='1' ORDER BY sort_price_retail DESC LIMIT 1' at line 1</b><br>TRACE: Product:get_max_price<br><br>