--- a/plugins/mod_storage_sql.lua	Sun Oct 21 21:03:54 2018 +0200
+++ b/plugins/mod_storage_sql.lua	Sun Oct 21 21:12:38 2018 +0200
@@ -11,7 +11,7 @@
 local t_concat = table.concat;
 
 local noop = function() end
-local unpack = unpack
+local unpack = table.unpack or unpack;
 local function iterator(result)
 	return function(result_)
 		local row = result_();