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 ('219b4021cf5f707cf58374399117a18e', -1, 1560894909, 1560894909, '12d7a113', 0, 0, 0)

Line : 189
File : sessions.php