Cannot create a prepared statement that uses a named parameter for the bucket name

PREPARE SELECT * FROM `[$1]` USE KEYS("[$2]");

[29/May/2015 17:19:40] WARNING - {
"requestID": "824813cd-5c2f-49a2-aa3f-e40cdd0cc467",
"errors": [

{ "code": 12003, "msg": "Keyspace not found keyspace [$1] - cause: No bucket named [$1]" }

],
"status": "fatal",
"metrics":

{ "elapsedTime": "20.142747ms", "executionTime": "20.035206ms", "resultCount": 0, "resultSize": 0, "errorCount": 1 }

}