phpBB : Erro Crítico

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO f_activesessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8ff9cb880d4ced55383b1b70b0ce29e8', -1, 1748099859, 1748099859, '12dec288', 1, 0, 0)

Line : 187
File : sessions.php