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 ('3764f94ff9795c7709bd333c8bd28c16', -1, 1711706418, 1711706418, '22e64d43', -2, 0, 0)

Line : 187
File : sessions.php