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 ('1b2e783ac4b82aada5b83c7c3b6ea638', -1, 1737134955, 1737134955, '12610e55', -4, 0, 0)

Line : 187
File : sessions.php