[User Error]: Unable to connect to Database. Please verify the username, password, grant permissions and the database status. (library/class.SWIFT.php:610)

If any of these are not correct this error occurs:

define('DB_NAME', 'kayako-database'); <-- database name!

define('DB_PORT', '3306');

define('DB_HOSTNAME', 'kayako-server');

define('DB_USERNAME', 'kayako-user');

define('DB_PASSWORD', 'kayako-user-password');