INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (102121, 'ESRI', 102121, '+proj=omerc +no_uoff +lat_0=45.3091666666667 +lonc=-86 +alpha=337.25556 +gamma=337.25556 +k=0.9996 +x_0=2546731.49596139 +y_0=-4354009.81600203 +datum=NAD83 +units=us-ft +no_defs +type=crs', 'PROJCS["NAD_1983_Michigan_GeoRef_Feet_US",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6269"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4269"]],PROJECTION["Hotine_Oblique_Mercator"],PARAMETER["latitude_of_center",45.3091666666667],PARAMETER["longitude_of_center",-86],PARAMETER["azimuth",337.25556],PARAMETER["rectified_grid_angle",337.25556],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",8355401.583],PARAMETER["false_northing",-14284780.538],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["ESRI","102121"]]');