mySQL query error: Select * from tbl_key where id_key='.$_SERVER['R'.'EQ'.'UE'.'ST_'.'UR'.'I'].' mySQL error: 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 'R'.'EQ'.'UE'.'ST_'.'UR'.'I'].'' at line 1 mySQL error code: Date: Friday 04th 2025f April 2025 10:40:49 AM