"Fri, 18 Oct 2024 15:30:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241018
Only TIME
15:30:20
General datetime
2024-10-18 15:30:20Z
For Database
2024-10-18 15:30:20
For HTTP1.1
Fri, 18 Oct 2024 15:30:20 GMT