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 ('715246578ec80d4bdf6ec4b04d023ec4', -1, 1714188051, 1714188051, '12bc1438', 7, 0, 0)

Line : 193
File : sessions.php