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 ('940db07f364eac1c2c120c25f7636784', -1, 1714108008, 1714108008, '0391cea9', 0, 0, 0)

Line : 193
File : sessions.php