"Fri, 20 Dec 2024 09:19:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241220
Only TIME
09:19:05
General datetime
2024-12-20 09:19:05Z
For Database
2024-12-20 09:19:05
For HTTP1.1
Fri, 20 Dec 2024 09:19:05 GMT