"Fri, 17 May 2024 19:17:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240517
Only TIME
19:17:17
General datetime
2024-05-17 19:17:17Z
For Database
2024-05-17 19:17:17
For HTTP1.1
Fri, 17 May 2024 19:17:17 GMT