DB 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 ''string'' at line 4

Stack Trace:

File: /var/www/html/ornithologia/lib/pkp/classes/notification/NotificationSubscriptionSettingsDAO.inc.php line 165
Function: DAO->update("INSERT INTO notification_subscription_settings (setting_name...", Array(5))

File: /var/www/html/ornithologia/lib/pkp/pages/notification/NotificationHandler.inc.php line 159
Function: NotificationSubscriptionSettingsDAO->insertNewRSSToken(0"2")

File: (unknown) line (unknown)
Function: NotificationHandler->getNotificationFeedUrl(Array(1), Object(Request))

File: /var/www/html/ornithologia/lib/pkp/classes/core/PKPRouter.inc.php line 370
Function: call_user_func(Array(2), Array(1), Object(Request))

File: /var/www/html/ornithologia/lib/pkp/classes/core/PKPPageRouter.inc.php line 266
Function: PKPRouter->_authorizeInitializeAndCallRequest(Array(2), Object(Request), Array(1), False)

File: /var/www/html/ornithologia/lib/pkp/classes/core/Dispatcher.inc.php line 133
Function: PKPPageRouter->route(Object(Request))

File: /var/www/html/ornithologia/lib/pkp/classes/core/PKPApplication.inc.php line 189
Function: Dispatcher->dispatch(Object(Request))

File: /var/www/html/ornithologia/index.php line 63
Function: PKPApplication->execute()