rowid,zoom_level,tile_column,tile_row,tile_data
5730,15,16505,21948,http://datasette-tiles.planning.data.gov.uk/ramsar/tiles/5730.blob?_blob_column=tile_data
8782,15,16507,21948,http://datasette-tiles.planning.data.gov.uk/ramsar/tiles/8782.blob?_blob_column=tile_data
10567,15,16506,21948,http://datasette-tiles.planning.data.gov.uk/ramsar/tiles/10567.blob?_blob_column=tile_data