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 ('ca88993e8081ec600fd896c888f92615', -1, 1716839446, 1716839446, '1276a716', -10, 0, 0)

Line : 187
File : sessions.php