com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException:

SQL: select           id, user_name, password, age        from user_t   where    1=1       user_name = ?           AND password = ?
### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: 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 'user_name = '测试'
     AND password = 'sfasgfaf'' at line 9