phpBB : Критическая ошибка

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('b52c7f77e5494ad1ce2c2697f1dad813', -1, 1534442225, 1534442225, '36c6c30b', 8, 0)

Line : 167
File : sessions.php