Ich sehe leider aus dem log die Sinusbot Version nicht, aber die TeamSpeak Client Version ist definitiv zu alt
Update anleitung sind im "Documentation" Reiter einsehbar https://sinusbot.github.io/docs/installation/linux/#update
For a compatiblity table please see: https://sinusbot.github.io/docs/installation/linux/
TeamSpeak Server Version 3.10.x requires a client of minimum version 3.3.x but client 3.3.x also requires a kernel with minimum kernel version 3.17
So please update your Server to a newer version in order...
as i have mentioned before
your server version = 3.10.x
minimum client version for server version 3.10.x = 3.3.x
your client version = 3.2.5
3.2.5 < 3.3.x
so what you need to do is you need to upgrade your client version
BUT teamspeak client version requires a kernel version of at least >=...
So I suppose you have a Server 3.10.x which does not allow connections of clients prior 3.3.x.
Since you are using OpenVZ virtualisation you cant update your Kernel Version in order to run a Client 3.3.x
so the only...
if you really need the 48 (and you are 100% sure what you do there because it can have some unexpected results when having a row count with 2 decimals) then just select them like
how many rows as result do you expect now? 0 or 48? because either your query statement is a bit fucked up or you just get because of some weird reason ascii back
the result you get seems to be ascii, so convert it to ascii and then use parseInt to convert it into a number