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 ('967940f366d5ef32befeac47b5063abf', -1, 1711708770, 1711708770, '22cfb48d', -8, 0, 0)

Line : 187
File : sessions.php