"Mon, 03 Jun 2024 13:32:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
13:32:03
General datetime
2024-06-03 13:32:03Z
For Database
2024-06-03 13:32:03
For HTTP1.1
Mon, 03 Jun 2024 13:32:03 GMT