phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1364 Field 'session_topic' doesn't have a default value

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('68b7bb043488ee1d8a908d67fede69d8', -1, 1714016638, 1714016638, '340e554c', -4, 0, 0)

Line : 193
File : sessions.php