MySQL Query Error

MySQL Query Error
Select count(id) From `dg_taobao_goods_recommend` where status=1 AND flag=
1064
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
PHP Backtrace

File	Line	Function
/includes/common/db_mysqli.class.php	83	db_mysqli->halt()
/includes/common/db_mysqli.class.php	65	db_mysqli->query()
/includes/class/table.class.php	631	db_mysqli->result_first()
/mobile_default/includes/model/hot_goods.php	8	TableClass->getcount()
/index.php	54	include()