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 ('c0b3be01c462719a7341d73f24196a60', -1, 1563499828, 1563499828, '12e8637b', -9, 0, 0)

Line : 189
File : sessions.php