INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (4147, 'EPSG', 4147, '+proj=longlat +ellps=krass +towgs84=-17.51,-108.32,-62.39,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Hanoi 1972",DATUM["Hanoi_1972",SPHEROID["Krassowsky 1940",6378245,298.3],TOWGS84[-17.51,-108.32,-62.39,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4147"]]');