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 ('df04bc08b530d7f99df0737e04b1a6fe', -1, 1711711184, 1711711184, '2cdc5939', -9, 0, 0)

Line : 187
File : sessions.php