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 ('64292de18aa5f3d72461b57d1c790746', -1, 1711715843, 1711715843, '0359c89b', 12, 0, 0)

Line : 193
File : sessions.php