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 ('9b9d4847c926b3b0a3648553f69d8b80', -1, 1716552498, 1716552498, '12e3183c', -4, 0, 0)

Line : 187
File : sessions.php