_ответ

а так:

^server[^var[Username]:^var[Password]@^var[ConnectionString];
	^context[insert[
		^sql[
			INSERT INTO tblMessages (ParentMessageID, Subject, SenderName, SenderMail, ClubID, Contents)
			VALUES (^var[ParID], '^var[Subj]', '^var[Author]', '^var[Mail]', ^var[Club], '^var[Content]')
		]
	]
]