The ten digit TID_1 is the number of seconds since January 1, 1970 known as the epoch. The epoch is a common start of time for UNIX based computer systems. To convert from/to epoch see https://www.epochconverter.com .
The 1-5 digit TID_2 appears to be monotonically increasing with each new tournament and wraps arounds to 1 when it reaches 99999.
To see the travellers from a BBO tournament, use the URL:
https://www.bridgebase.com/myhands/hands.php?tourney=[TID]-
NOTE: There is a trailing "-" at the end of the URL, this MUST be added.
Example:
https://www.bridgebase.com/myhands/hands.php?tourney=54697-1600603320-
https://www.bridgebase.com/myhands/hands.php?tourney=54696-1600603200-
NOTE: There is no trailing "-" at the end of the URL!
Example:
https://webutil.bridgebase.com/v2/tview.php?t=54696-1600603200