"Thu, 27 Jun 2024 13:39:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240627
Only TIME
13:39:19
General datetime
2024-06-27 13:39:19Z
For Database
2024-06-27 13:39:19
For HTTP1.1
Thu, 27 Jun 2024 13:39:19 GMT