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 ('9c8228aa6328813d75639796d5acbbf5', -1, 1714008714, 1714008714, '12740d71', 13, 0, 0)

Line : 193
File : sessions.php