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 ('a2fd93e1dceaaa9c97408eb9a54b1759', -1, 1614937380, 1614937380, '03eeba2b', 1, 0, 0)

Line : 187
File : sessions.php