"Sat, 10 Aug 2024 19:20:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240810
Only TIME
19:20:11
General datetime
2024-08-10 19:20:11Z
For Database
2024-08-10 19:20:11
For HTTP1.1
Sat, 10 Aug 2024 19:20:11 GMT