Warning: Undefined array key "account_id" in /var/www/audiensys.com/html/logout.php on line 22

Fatal error: Uncaught mysqli_sql_exception: Incorrect integer value: '' for column 'account_id' at row 1 in /var/www/audiensys.com/src/dbcontroller.php:54 Stack trace: #0 /var/www/audiensys.com/src/dbcontroller.php(54): mysqli_query() #1 /var/www/audiensys.com/html/logout.php(24): DBController->executeInsert() #2 /var/www/audiensys.com/html/router.php(84): include_once('...') #3 /var/www/audiensys.com/html/router.php(6): route() #4 /var/www/audiensys.com/html/routes.php(159): get() #5 /var/www/audiensys.com/html/index.php(33): include('...') #6 {main} thrown in /var/www/audiensys.com/src/dbcontroller.php on line 54