Step1: php artisan tinker



Step2: 
use Illuminate\Support\Facades\Crypt;

$originalEntityKey = "2c8e864d13eec96f3ec9415d2d592ac9755c363534ae54b16f97d3eafbfad4ac";
$encryptedEntityKey = Crypt::encryptString($originalEntityKey);

dd($encryptedEntityKey);