Add debug logs to baby jail and fix playtime logic (#30158)

* add debug logs

* Update Model.cs

* fix playtime logic for null playtime

* remove unnecessary condition

* either me or the compiler is having a C# skill issue

Content.Server.Database/Model.cs

@@ -903,6 +903,9 @@ namespace Content.Server.Database
         Panic = 3,
         /*
          * TODO: Remove baby jail code once a more mature gateway process is established. This code is only being issued as a stopgap to help with potential tiding in the immediate future.
+         * 
+         * If baby jail is removed, please reserve this value for as long as can reasonably be done to prevent causing ambiguity in connection denial reasons.
+         * Reservation by commenting out the value is likely sufficient for this purpose, but may impact projects which depend on SS14 like SS14.Admin.
          */
         BabyJail = 4,
     }