phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d073540373f91e8b7edd6b5b2c6d6e6b', -1, 1717324947, 1717324947, '0395ef4f', 1, 0, 0)

Line : 187
File : sessions.php