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 ('d4703befb3ad9a4c26769f8a891a128f', -1, 1711716966, 1711716966, '36d255cd', -1, 0, 0)

Line : 187
File : sessions.php