"Fri, 03 May 2024 04:40:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240503
Only TIME
04:40:20
General datetime
2024-05-03 04:40:20Z
For Database
2024-05-03 04:40:20
For HTTP1.1
Fri, 03 May 2024 04:40:20 GMT