"Sat, 30 Mar 2024 20:00:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240330
Only TIME
20:00:09
General datetime
2024-03-30 20:00:09Z
For Database
2024-03-30 20:00:09
For HTTP1.1
Sat, 30 Mar 2024 20:00:09 GMT