"Thu, 27 Jun 2024 08:38:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240627
Only TIME
08:38:17
General datetime
2024-06-27 08:38:17Z
For Database
2024-06-27 08:38:17
For HTTP1.1
Thu, 27 Jun 2024 08:38:17 GMT