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 ('f1c1f9c19edeff85dd67be6f6ad8d4db', -1, 1713475877, 1713475877, '03913456', 0, 0, 0)

Line : 187
File : sessions.php