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 ('2cf9c4c589c0f5b68433e2f1220edf4c', -1, 1711648758, 1711648758, '2cd76e8e', 0, 0, 0)

Line : 193
File : sessions.php