String query = "INSERT INTO Clients ( Name, Contact, Address, City, PostalCode, Country, CardNumber) VALUES ('Name', '1234567890', 'Address', 'City', '90123', 'Country', '1234-1234-1234-1234')";

try {

    ResultSet query_result = statement.executeQuery ( query );

} catch ( Exception error ) {

    System.err.printf ( error.getMessage ( ) );

}






Signature sign = Signature.getInstance ( "SHA256withRSA" );

KeyPairGenerator keyPairGen = KeyPairGenerator.getInstance ( "RSA" );
keyPairGen.initialize ( 2048 );
KeyPair pair = keyPairGen.generateKeyPair ( );

Cipher cipher = Cipher.getInstance ( "RSA/ECB/PKCS1Padding" );
cipher.init ( Cipher.ENCRYPT_MODE, pair.getPublic ( ) );

byte [] input = "('Name', '1234567890', 'Address', 'City', '90123', 'Country', '1234-1234-1234-1234')".getBytes ( );
cipher.update ( input );

byte [] cipherText = cipher.doFinal ( );
String aux = ( cipherText, "UTF8" );

String query = "INSERT INTO Clients ( Name, Contact, Address, City, PostalCode, Country, CardNumber ) VALUES " + aux;

try {

    ResultSet query_result = statement.executeQuery ( query );

} catch ( Exception error ) {

    System.err.printf ( error.getMessage ( ) );

}

System.out.println (new String ( cipherText, "UTF8" ) );