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 ('c9a1a3b8051c892a71a0c555439c3bdf', -1, 1737133880, 1737133880, '12610e55', 3, 0, 0)

Line : 187
File : sessions.php