INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (4300, 'EPSG', 4300, '+proj=longlat +a=6377340.189 +rf=299.3249646 +nadgrids=tm75_etrs89.gsb +no_defs +type=crs', 'GEOGCS["TM75",DATUM["Geodetic_Datum_of_1965",SPHEROID["Airy Modified 1849",6377340.189,299.3249646],EXTENSION["PROJ4_GRIDS","tm75_etrs89.gsb"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4300"]]');