Opencart Nginx Config

Here is the Nginx Config file for Opencart:

upstream examplecombackend {
        server unix:/var/run/php-fcgi-examplecom.sock;
    }

server {
    listen 80;
    server_name example.com;
    root /var/www/vhosts/example.com/htdocs;
    index index.php index.html;

    access_log /var/www/vhosts/example.com/access.log;
    error_log /var/www/vhosts/example.com/error.log warn;

    location /image/data {
        autoindex on;
    }
    location /admin {
        index index.php;
    }
    location / {
        try_files $uri @opencart;
        index index.php index.html;
    }
    location @opencart {
        rewrite ^/(.+)$ /index.php?_route_=$1 last;
    }

    # Make sure files with the following extensions do not get loaded by nginx because nginx would display the source code, and these files can contain PASSWORDS!
    location ~* \.(engine|inc|info|install|make|module|profile|test|po|sh|.*sql|theme|tpl(\.php)?|xtmpl)$|^(\..*|Entries.*|Repository|Root|Tag|Template)$|\.php_ {
        deny all;
    }
    # Deny all attempts to access hidden files such as .htaccess, .htpasswd, .DS_Store (Mac).
    location ~ /\. {
        deny all;
        access_log off;
        log_not_found off;
    }
    location ~*  \.(jpg|jpeg|png|gif|css|js|ico)$ {
        expires max;
        log_not_found off;
    }
    location ~ \.php$ {
        root /var/www/vhosts/example.com/htdocs;
        try_files $uri =404;
        fastcgi_pass examplecombackend;
        fastcgi_index index.php;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        include fastcgi_params;
    }
}