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 ('1e2fcf215295b9c782540f29c7e1d581', -1, 1714225931, 1714225931, '03156a45', 0, 0)

Line : 158
File : sessions.php