"Sat, 10 Aug 2024 14:12:34"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240810
Only TIME
14:12:34
General datetime
2024-08-10 14:12:34Z
For Database
2024-08-10 14:12:34
For HTTP1.1
Sat, 10 Aug 2024 14:12:34 GMT