FsEventMapper::insertRow() return from within an uncommitted transaction.

[rotdrop]

See PR #224. The offending lines are

context_chat/lib/Db/FsEventMapper.php

Lines 50 to 52 in 7526d00

	if (!empty($entities)) {
	return $entities[0];
	}

More comments are contained in the linked pull-request. As summary: a function must not just terminate while a database transaction is active, the missing commit() has the effect that all database mutations of the current PHP script are discarded.