nginx и regexp

location ~* "/index.php?page=bans" {
            fastcgi_pass    unix:/var/run/php-fpm.sock;
            fastcgi_index    index.php;
            fastcgi_param    SCRIPT_FILENAME  $document_root$fastcgi_script_name;
            include        fastcgi_params;
            
            fastcgi_cache bans;
            fastcgi_cache_valid 200 301 302 304        30s;
            fastcgi_cache_valid 404                    1m;
            fastcgi_cache_key "$request_method|$http_if_modified_since|$http_if_none_match|$host|$request_uri";
            fastcgi_hide_header "Set-Cookie";
            fastcgi_ignore_headers "Cache-Control" "Expires";
        }

nginx: nginx version: nginx/1.1.4
nginx: TLS SNI support enabled
nginx: configure arguments: --prefix=/usr --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error_log --pid-path=/var/run/nginx.pid --lock-path=/var/lock/nginx.lock --user=nginx --group=nginx --with-cc-opt=-I/usr/include --with-ld-opt=-L/usr/lib --http-log-path=/var/log/nginx/access_log --http-client-body-temp-path=/var/tmp/nginx/client --http-proxy-temp-path=/var/tmp/nginx/proxy --http-fastcgi-temp-path=/var/tmp/nginx/fastcgi --http-scgi-temp-path=/var/tmp/nginx/scgi --http-uwsgi-temp-path=/var/tmp/nginx/uwsgi --with-file-aio --with-aio_module --with-ipv6 --with-pcre --with-http_gzip_static_module --with-http_realip_module --add-module=/var/tmp/portage/www-servers/nginx-1.1.4/work/ngx_cache_purge-1.3 --with-http_ssl_module --without-mail_imap_module --without-mail_pop3_module --without-mail_smtp_module