"Sat, 05 Oct 2024 09:20:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241005
Only TIME
09:20:21
General datetime
2024-10-05 09:20:21Z
For Database
2024-10-05 09:20:21
For HTTP1.1
Sat, 05 Oct 2024 09:20:21 GMT