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 ('5aeb74809755b2e7e32c37d5955d3f4d', -1, 1534442107, 1534442107, '36c6c30b', 7, 0)

Line : 167
File : sessions.php