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 ('29e2eb26a5789beea3a70e31246b7224', -1, 1560860307, 1560860307, '22eb8fbe', -4, 0, 0)

Line : 189
File : sessions.php