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 ('5fea6cae4bc7402b6cea0ac1ee8425bb', -1, 1714745051, 1714745051, '038b5217', 7, 0)

Line : 158
File : sessions.php