INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (4171, 'EPSG', 4171, '+proj=longlat +ellps=GRS80 +no_defs +type=crs', 'GEOGCS["RGF93 v1",DATUM["Reseau_Geodesique_Francais_1993_v1",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6171"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4171"]]');