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 ('4ea72143576d8c0cd2c628015d19d35f', -1, 1752706607, 1752706607, 'd849d8af', 1, 0, 0)

Line : 187
File : sessions.php