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 ('077ea40f4a754dcdf5eeec7a480977ab', -1, 1752613031, 1752613031, 'd849d803', 9, 0, 0)

Line : 187
File : sessions.php