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 ('18fa9c66efb4d04a740b4655093798b2', -1, 1711706418, 1711706418, '22e4efab', 10, 0, 0)

Line : 187
File : sessions.php