This bonus from Bingo Knights cannot be claimed in your country.
For sure you'll enjoy these instead:

50 free spins offered by Bingo Knights
This bonus is valid for existing players.
Wagering requirements: 5X Wagering.
Games allowed: Keno, Slots.
Expiration date: 23/06/2019.
The bonus requires a minimum deposit of $50.The bonus is valid for the following games: Caesars Empire
Wagering requirements: 5X Wagering.
Games allowed: Keno, Slots.
Expiration date: 23/06/2019.
The bonus requires a minimum deposit of $50.The bonus is valid for the following games: Caesars Empire
code: CAESAR230
GET THIS BONUS NOW!
*This offer has expired!

Ela Games, Play n Go, Pragmatic Play, Evolution Gaming and 43 more.

Turbo Games, Pragmatic Play, Play'n GO, Evolution Gaming and 77 more.

1x2Games, Merkur Gaming, Ainsworth Gaming Technology, Asia Gaming and 44 more.

Amatic, Amigo Gaming, Apparat, Atmosfera and 39 more.

1x2Gaming, Amatic, Amigo Gaming, Apollo and 136 more.

5men Games, Booongo, Booming Games, BGaming and 18 more.

Mascot Games, Rival, Yggdrasil, BGaming and 4 more. T&C applies

WishBone, Alchemy, All41Studios, Aurum and 26 more. T&C applies

BGaming, Spinomenal, Mascot Gaming, Belatra and 52 more.

1spin4win, 3 Oaks Gaming, 4ThePlayer, Apparat Gaming and 32 more.