"Mon, 17 Jun 2024 08:58:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240617
Only TIME
08:58:45
General datetime
2024-06-17 08:58:45Z
For Database
2024-06-17 08:58:45
For HTTP1.1
Mon, 17 Jun 2024 08:58:45 GMT