"Fri, 27 Dec 2024 09:19:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241227
Only TIME
09:19:21
General datetime
2024-12-27 09:19:21Z
For Database
2024-12-27 09:19:21
For HTTP1.1
Fri, 27 Dec 2024 09:19:21 GMT