INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (4746, 'EPSG', 4746, '+proj=longlat +ellps=bessel +nadgrids=de_adv_BETA2007.tif +no_defs +type=crs', 'GEOGCS["PD/83",DATUM["Potsdam_Datum_83",SPHEROID["Bessel 1841",6377397.155,299.1528128],EXTENSION["PROJ4_GRIDS","de_adv_BETA2007.tif"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4746"]]');