phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('6f22e9b9f28ea0889f82788bc91c5e6f', -1, 1714231240, 1714231240, '03951ab0', -10, 0)

Line : 158
File : sessions.php