Orange Rebel

1 Can't create/write to file '/tmp/#sql_1af_0.MYI' (Errcode: 122)
in:
[select banners_id, banners_title, banners_image, banners_html_text, banners_open_new_windows, banners_url from banners where status = 1 and ( banners_group = 'Stamp_SE') order by rand()]