INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (4618, 'EPSG', 4618, '+proj=longlat +ellps=aust_SA +towgs84=-61,2,-33,0,0,0,0 +no_defs +type=crs', 'GEOGCS["SAD69",DATUM["South_American_Datum_1969",SPHEROID["GRS 1967 Modified",6378160,298.25],TOWGS84[-61,2,-33,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4618"]]');