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 ('71ce926b0d7295999c8476b2e58f62b6', -1, 1714116972, 1714116972, '54ccfc03', 0, 0, 0)

Line : 187
File : sessions.php