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 ('e2e2fa7fcab91f4c97606f6d5bd75c1b', -1, 1748650435, 1748650435, '0390d339', -9, 0, 0)

Line : 190
File : sessions.php