Fatal error: Uncaught PDOException: SQLSTATE[42S22]: Column not found: 1054 Unknown column 'signup' in 'where clause' in /usr/www/users/gophpj/app/AppModel.php:94 Stack trace: #0 /usr/www/users/gophpj/app/AppModel.php(94): PDO->prepare('SELECT * FROM p...') #1 /usr/www/users/gophpj/app/App.php(162): AppModel->getCart('signup') #2 /usr/www/users/gophpj/app/index.php(19): App->checkout() #3 {main} thrown in /usr/www/users/gophpj/app/AppModel.php on line 94