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 ('50b27bba4fc98e39ab7d697735daa120', -1, 1714194694, 1714194694, '1276c888', 14, 0, 0)

Line : 193
File : sessions.php