"Sat, 23 Mar 2024 22:10:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240323
Only TIME
22:10:18
General datetime
2024-03-23 22:10:18Z
For Database
2024-03-23 22:10:18
For HTTP1.1
Sat, 23 Mar 2024 22:10:18 GMT