"Fri, 27 Dec 2024 15:35:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241227
Only TIME
15:35:54
General datetime
2024-12-27 15:35:54Z
For Database
2024-12-27 15:35:54
For HTTP1.1
Fri, 27 Dec 2024 15:35:54 GMT