Connection Error (ExecuteSelectQuery) SELECT call_time FROM airtelbtlmonitor_airtel.tblsurvey_response_new WHERE uni_id = 10643c6aec78-507f-44d1-b9c9-6e671637e2f3 LIMIT 1 [] SQLSTATE[22007]: Invalid datetime format: 1367 Illegal double '6e671637' value found during parsing #0 /home/airtelbtlmonitor/public_html/uproots/mobile_services/class/DBConnection.php(34): PDOStatement->execute(Array) #1 /home/airtelbtlmonitor/public_html/uproots/mobile_services/includes/common_functions.php(488): DBConnection->ExecuteSelectQuery('SELECT call_tim...', Object(PDOStatement), 0, Array) #2 /home/airtelbtlmonitor/public_html/uproots/mobile_services/class/UpdateWaterMark.php(48): getRowColumn('airtelbtlmonito...', 'airtelbtlmonito...', 'call_time', 'uni_id = 10643c...') #3 /home/airtelbtlmonitor/public_html/uproots/mobile_services/cronjob/update_water_mark_cronjob.php(12): UpdateWaterMark->updateWaterMark() #4 {main}