INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (24500, 'EPSG', 24500, '+proj=cass +lat_0=1.28764666666667 +lon_0=103.853002222222 +x_0=30000 +y_0=30000 +ellps=evrst48 +towgs84=-11,851,5,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Kertau 1968 / Singapore Grid",GEOGCS["Kertau 1968",DATUM["Kertau_1968",SPHEROID["Everest 1830 Modified",6377304.063,300.8017],TOWGS84[-11,851,5,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4245"]],PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",1.28764666666667],PARAMETER["central_meridian",103.853002222222],PARAMETER["false_easting",30000],PARAMETER["false_northing",30000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","24500"]]');