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 ('a9df0ced074a379878bad9dd4aee9ae0', -1, 1765427950, 1765427950, 'd849d888', 7, 0, 0)

Line : 187
File : sessions.php