Hello @sambolina, Hearty Welcome to our friendly King Community
I am very sorry to hear about the issue in your game!! But, no need to worry about your levels as our Community Team has provided some Help Articles for our convenience in these kind of instances...
Please go to this link ---> "Restore My Level Progress" (click on Green Fonts), and follow the steps suggested there depending on your device.
Please let us know how it went, by tapping on "Type your Comment" box located below.
Hope everything works out fine and you will have fun in your game again! Have a wonderful rest of the day/evening