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 ('a4ddd945b1e4de1f47f7c0e59f3fff3a', -1, 1714067728, 1714067728, '54ccfc03', -1, 0, 0)

Line : 187
File : sessions.php