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 ('a7b26d507092b577647c974b449c22eb', -1, 1751973601, 1751973601, '126109a8', 9, 0, 0)

Line : 187
File : sessions.php