INSERT INTO temp_test_table                                                                                                                                                                                                                                                                                                                                                                                                                                             
 SELECT z.*                                                                                                                                                                                                                                                                                                                                                                                                                                                              
 from dblink(                                                                                                                                                                                                                                                                                                                                                                                                                                                            
 'host=192.168.10.10 dbname=market port=5432 user=postgres password=password options=-cstatement_timeout=900000 application_name=dblink'::text,
 'SELECT kod FROM tovar;'::text) z ( kod bigint);