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 ('35f32a15f3da467b7ec259573884e9bf', -1, 1714489417, 1714489417, '0381d211', 5, 0)

Line : 158
File : sessions.php