phpBB : Kritična greška

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, session_forum) VALUES ('fb3608a1984db8e3b19674daad85885b', -1, 1569044682, 1569044682, '12cf88b8', 17, 0, 0, 0)

Line : 190
File : sessions.php