"Mon, 03 Jun 2024 22:39:34"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
22:39:34
General datetime
2024-06-03 22:39:34Z
For Database
2024-06-03 22:39:34
For HTTP1.1
Mon, 03 Jun 2024 22:39:34 GMT