INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (29181, 'EPSG', 29181, '+proj=utm +zone=21 +south +ellps=GRS67 +towgs84=-60,-2,-41,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["SAD69 / UTM zone 21S",GEOGCS["SAD69",DATUM["South_American_Datum_1969",SPHEROID["GRS 1967",6378160,298.247167427],TOWGS84[-60,-2,-41,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree minute second hemisphere",0.0174532925199433],AUTHORITY["EPSG","4291"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-57],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29181"]]');