Hello memi2008,
Thanks for that info and choosing the Apple Support Communities. I know how important getting your iPhone working again! You will have to wipe your iPhone. If you have a backup of your iPhone, then you will be able to recover the data. The following article shows how to resolve your issue:
If you forgot the passcode for your iPhone, iPad, or iPod touch, or your device is disabled
You also mentioned you have a lost iPhone, this article explains your options and next steps:
If your iPhone, iPad, or iPod touch is lost or stolen
Cheers!