"Fri, 27 Dec 2024 21:18:22"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241227
Only TIME
21:18:22
General datetime
2024-12-27 21:18:22Z
For Database
2024-12-27 21:18:22
For HTTP1.1
Fri, 27 Dec 2024 21:18:22 GMT