select key from portal_element_parameters where config_id = :default_config_id
update portal_elements set config_id = :config_id where element_id = :element_id
delete from portal_element_parameters where config_id = :config_id
insert into portal_element_parameters
(parameter_id, config_id, key, value)
values
(acs_object_id_seq.nextval, :config_id, :key, :value)