INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (2160, 'EPSG', 2160, '+proj=tmerc +lat_0=6.66666666666667 +lon_0=-12 +k=1 +x_0=243839.768145207 +y_0=182879.826108905 +a=6378300 +rf=296 +to_meter=0.304799710181509 +no_defs +type=crs', 'PROJCS["Sierra Leone 1924 / New War Office Grid",GEOGCS["Sierra Leone 1924",DATUM["Sierra_Leone_Colony_1924",SPHEROID["War Office",6378300,296,AUTHORITY["EPSG","7029"]],AUTHORITY["EPSG","6174"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4174"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",6.66666666666667],PARAMETER["central_meridian",-12],PARAMETER["scale_factor",1],PARAMETER["false_easting",800000],PARAMETER["false_northing",600000],UNIT["Gold Coast foot",0.304799710181509,AUTHORITY["EPSG","9094"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2160"]]');