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 ('702f7668c573465c04086c375a861c49', -1, 1711709196, 1711709196, '22e51114', 1, 0, 0)

Line : 187
File : sessions.php