I cant unlocked my facebook account

Hello,
i cant unlocked my facebook account i try to unlock it by click the get started and it say it send a code but i didnt receive any code so i thought theres some error so i click the resend button again and after so many click the resend i didnt get the code they didnt send any code and the only thing left is log out and learn more but it didnt help me at all. so i cant use my account