Query: kms_keys_for_rds_db_cluster_snapshot

select
  kms_key_id as key_arn
from
  aws_rds_db_cluster_snapshot
where
  kms_key_id is not null
  and arn = $1
  and account_id = split_part($1, ':', 5)
  and region = split_part($1, ':', 4);