Hi sami2323,
Sorry to hear about the problems you are experiencing with your site. I found a thread that may help you access your files in order to restore your settings.
Read the entire post. Seems as if a few others have had similar, if not the same, issue.
Here’s the link
https://www.ads-software.com/support/topic/cant-access-wp-admin-after-changing-url-to-the-website?replies=19
Best wishes to you,
Anita