phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb2_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('3a33105aa714cc0a4da3cdb744bbd1f9', -1, 1582410899, 1582410899, '03d6e0e0', -10, 0, 0)

Line : 172
File : sessions.php