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 ('61717ee118920f82f4e49a405b260994', -1, 1716481753, 1716481753, '127678ce', -4, 0, 0)

Line : 187
File : sessions.php