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 ('c701650e1124f64f82e63f0a37b19cfb', -1, 1713569997, 1713569997, '030e8218', -4, 0, 0)

Line : 187
File : sessions.php