rowid,zoom_level,tile_column,tile_row,tile_data
5823,15,16377,22029,http://datasette-tiles.planning.data.gov.uk/ramsar/tiles/5823.blob?_blob_column=tile_data
9213,15,16377,22030,http://datasette-tiles.planning.data.gov.uk/ramsar/tiles/9213.blob?_blob_column=tile_data
9405,15,16377,22031,http://datasette-tiles.planning.data.gov.uk/ramsar/tiles/9405.blob?_blob_column=tile_data