"Sat, 23 Mar 2024 11:20:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240323
Only TIME
11:20:02
General datetime
2024-03-23 11:20:02Z
For Database
2024-03-23 11:20:02
For HTTP1.1
Sat, 23 Mar 2024 11:20:02 GMT