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, session_admin) VALUES ('7359c1d282d0ccb9d4f0a8d32ee7732e', -1, 1713878307, 1713878307, '0390bb67', 3, 0, 0)

Line : 187
File : sessions.php