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 ('7afd9c1def276a509997a059c29f66d0', -1, 1717216073, 1717216073, '0d3b3d65', -11, 0, 0)

Line : 187
File : sessions.php