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 ('a8e3066ab7bff6b8545f8aad6911ca48', -1, 1711710036, 1711710036, '03ecd9ac', -4, 0, 0)

Line : 187
File : sessions.php