"Sat, 23 Mar 2024 22:19:46"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240323
Only TIME
22:19:46
General datetime
2024-03-23 22:19:46Z
For Database
2024-03-23 22:19:46
For HTTP1.1
Sat, 23 Mar 2024 22:19:46 GMT