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 ('1787e3830c8738a795cad3800db8b487', -1, 1713921203, 1713921203, '12dab8d6', 2, 0, 0)

Line : 193
File : sessions.php