phpBB : Critical Error

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, session_admin) VALUES ('634858ba225e94bc8ddf3f7db3890af9', -1, 1569112587, 1569112587, '22e2ea14', -9, 0, 0)

Line : 189
File : sessions.php