"Fri, 17 May 2024 18:43:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240517
Only TIME
18:43:04
General datetime
2024-05-17 18:43:04Z
For Database
2024-05-17 18:43:04
For HTTP1.1
Fri, 17 May 2024 18:43:04 GMT