Use mod_perl,
CGI::Fast, or move to
PSGI. It loads all the modules when starting the server, not for each request. But, you might need big changes in the code, as the persistent environment keeps the values of global variables across requests.
($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord
}map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,