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 ('1c7c7452f609f34d0bdf3e46977c14dc', -1, 1748382430, 1748382430, '030fa4df', -9, 0, 0)

Line : 190
File : sessions.php