Install fcgiwrap

sudo pacman -S fcgiwrap

sudo vi /etc/nginx/fastcgi.conf

location ~ cgi$ {
    gzip off;
    allow all;
    fastcgi_pass  127.0.0.1:9000;
    include /etc/nginx/fastcgi_params;
    fastcgi_param DOCUMENT_ROOT /cgi-bin;
    fastcgi_param SCRIPT_NAME /cgi-bin/demo.cgi;
    fastcgi_param  SCRIPT_FILENAME  $document_root$fastcgi_script_name;
}


sudo vi /etc/nginx/nginx.conf

server {
        .....
        .....
        include fcgiwrap.conf;
}

Iniciar servicios 

sudo systemctl enable fcgiwrap

sudo systemctl restart nginx

install perl Modules

perl -MCPAN -e shell

install CGI
install DBI
install DBD:SQLite

Testing

test.cgi

----------------------------------------
#!/usr/bin/env perl
use strict;
use warnings;
use CGI qw(:standard);

# Imprimir todas las variables de entorno CGI
print header();
print start_html('Variables de Entorno');

print h1('Variables de Entorno de CGI');
print "<ul>\n";
foreach my $key (sort keys %ENV) {
    print "<li><strong>$key:</strong> $ENV{$key}</li>\n";
}
print "</ul>\n";

print end_html();
----------------------------------------

open http://127.0.0.1/cgi-bin/test.cgi