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 ('329f238a8f3b5d9a892a8da3b9c788c0', -1, 1714255115, 1714255115, '039071c5', 9, 0)

Line : 158
File : sessions.php