"Thu, 15 Aug 2024 14:31:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
14:31:55
General datetime
2024-08-15 14:31:55Z
For Database
2024-08-15 14:31:55
For HTTP1.1
Thu, 15 Aug 2024 14:31:55 GMT