"Mon, 03 Jun 2024 16:16:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
16:16:47
General datetime
2024-06-03 16:16:47Z
For Database
2024-06-03 16:16:47
For HTTP1.1
Mon, 03 Jun 2024 16:16:47 GMT