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 ('5f32a7e0c2e9172ed2f859205f27be87', -1, 1766263269, 1766263269, 'd849d817', 1, 0, 0)

Line : 187
File : sessions.php