"Sat, 10 Aug 2024 18:27:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240810
Only TIME
18:27:55
General datetime
2024-08-10 18:27:55Z
For Database
2024-08-10 18:27:55
For HTTP1.1
Sat, 10 Aug 2024 18:27:55 GMT