93173 Install script ,

Help need to correct my website like now. I was just told by my host that i have too much connection to the data base so that caused my site to go down, So i have moved it to a new server but need help to get it going. I have like 2900 members emailing me every minute asking what is wrong. Not good. All files are their and waiting. Database is set up,but when i try to veiw the site in the URL just a white page.