"Thu, 15 Aug 2024 19:27:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
19:27:56
General datetime
2024-08-15 19:27:56Z
For Database
2024-08-15 19:27:56
For HTTP1.1
Thu, 15 Aug 2024 19:27:56 GMT