"Mon, 24 Jun 2024 09:50:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240624
Only TIME
09:50:38
General datetime
2024-06-24 09:50:38Z
For Database
2024-06-24 09:50:38
For HTTP1.1
Mon, 24 Jun 2024 09:50:38 GMT