"Sat, 01 Feb 2025 23:28:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250201
Only TIME
23:28:31
General datetime
2025-02-01 23:28:31Z
For Database
2025-02-01 23:28:31
For HTTP1.1
Sat, 01 Feb 2025 23:28:31 GMT