INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (4248, 'EPSG', 4248, '+proj=longlat +ellps=intl +towgs84=-270.933,115.599,-360.226,-5.266,-1.238,2.381,-5.109 +no_defs +type=crs', 'GEOGCS["PSAD56",DATUM["Provisional_South_American_Datum_1956",SPHEROID["International 1924",6378388,297],TOWGS84[-270.933,115.599,-360.226,-5.266,-1.238,2.381,-5.109]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4248"]]');