INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 5623, 'EPSG', 5623, '+proj=tmerc +lat_0=41.5 +lon_0=-83.66666666666667 +k=0.999942857 +x_0=152400.3048006096 +y_0=0 +datum=NAD27 +units=us-ft +no_defs ', 'PROJCS["NAD27 / Michigan East",GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke 1866",6378206.4,294.9786982139006,AUTHORITY["EPSG","7008"]],AUTHORITY["EPSG","6267"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4267"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",41.5],PARAMETER["central_meridian",-83.66666666666667],PARAMETER["scale_factor",0.999942857],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["US survey foot",0.3048006096012192,AUTHORITY["EPSG","9003"]],AXIS["X",EAST],AXIS["Y",NORTH],AUTHORITY["EPSG","5623"]]');