INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (5221, 'EPSG', 5221, '+proj=krovak +lat_0=49.5 +lon_0=42.5 +alpha=30.2881397527778 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +pm=ferro +units=m +no_defs +type=crs', 'None');