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 ('ac66a966557b45eb00cd3b34ec00e4a9', -1, 1716683762, 1716683762, '038f04b5', -4, 0, 0)

Line : 187
File : sessions.php