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 ('480b1bedd597b5f7af5569cafd9c1cd2', -1, 1711704600, 1711704600, '03ef34eb', -9, 0, 0)

Line : 187
File : sessions.php