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 ('cdcebb7e1dbe054139ca58f66e77f1db', -1, 1754793325, 1754793325, 'd849d8fd', 3, 0, 0)

Line : 189
File : sessions.php