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 ('6f8e88e1b886607a8541fd56b072af48', -1, 1714090496, 1714090496, '12dc01ef', 15, 0, 0)

Line : 193
File : sessions.php