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 ('c67718c9b30c3d6f7f02f0f50515bc79', -1, 1714075977, 1714075977, '039342b2', 0, 0, 0)

Line : 193
File : sessions.php