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 ('16700a70d534f130bf6d94d4eb8bebb5', -1, 1716609454, 1716609454, '0387f825', 1, 0, 0)

Line : 187
File : sessions.php