"Thu, 15 Aug 2024 08:15:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
08:15:37
General datetime
2024-08-15 08:15:37Z
For Database
2024-08-15 08:15:37
For HTTP1.1
Thu, 15 Aug 2024 08:15:37 GMT