"Mon, 03 Jun 2024 14:59:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
14:59:14
General datetime
2024-06-03 14:59:14Z
For Database
2024-06-03 14:59:14
For HTTP1.1
Mon, 03 Jun 2024 14:59:14 GMT