"Thu, 27 Jun 2024 06:21:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240627
Only TIME
06:21:38
General datetime
2024-06-27 06:21:38Z
For Database
2024-06-27 06:21:38
For HTTP1.1
Thu, 27 Jun 2024 06:21:38 GMT