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 ('8ddc2f2d62cb5dc7f69c481d9da5f169', -1, 1736931797, 1736931797, '12610e56', -4, 0, 0)

Line : 187
File : sessions.php