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 ('c9d1a57f31dc33e0a3c6d4338b8b29d7', -1, 1711718903, 1711718903, '345b36cb', 1, 0, 0)

Line : 187
File : sessions.php