"Mon, 03 Jun 2024 16:16:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
16:16:43
General datetime
2024-06-03 16:16:43Z
For Database
2024-06-03 16:16:43
For HTTP1.1
Mon, 03 Jun 2024 16:16:43 GMT