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 ('6277fff216cf65b5a48679ccd6a5e508', -1, 1716501776, 1716501776, '12dd9a12', -7, 0, 0)

Line : 187
File : sessions.php