INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (4680, 'EPSG', 4680, '+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=124.5,-63.5,-281,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Nouakchott 1965",DATUM["Nouakchott_1965",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],TOWGS84[124.5,-63.5,-281,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4680"]]');