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 ('8a9d873b5fd5a99c131a11e5b6b20d9a', -1, 1762225926, 1762225926, 'd849d892', -2, 0, 0)

Line : 187
File : sessions.php