"Sat, 10 Feb 2024 11:20:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240210
Only TIME
11:20:16
General datetime
2024-02-10 11:20:16Z
For Database
2024-02-10 11:20:16
For HTTP1.1
Sat, 10 Feb 2024 11:20:16 GMT