php抛出了一个异常

code : 1064
错误信息 : 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
错误文件 : /data/wwwroot/www/2018.daoba.com/source/class/db/db_driver_mysql.php
错误行数 : 223