Theme Options page not saving data correctly

I have found the solution that I was (sort of) looking for. I searched for a video tutorial to integrate my settings with the Theme Customization page, which does pretty much what I wanted it to, and I think might actually be more beneficial there.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)