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 ('e91c3c84d8268ca34a2fef6c2f01b123', -1, 1711711048, 1711711048, '2399aabd', 1, 0, 0)

Line : 187
File : sessions.php