explains for prepared statements should never have binds in SQLite3

activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb

@@ -269,7 +269,7 @@ def type_cast(value, column) # :nodoc:
 
       def explain(arel, binds = [])
         sql = "EXPLAIN QUERY PLAN #{to_sql(arel, binds)}"
-        ExplainPrettyPrinter.new.pp(exec_query(sql, 'EXPLAIN', binds))
+        ExplainPrettyPrinter.new.pp(exec_query(sql, 'EXPLAIN', []))
       end
 
       class ExplainPrettyPrinter