"Sat, 01 Feb 2025 21:11:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250201
Only TIME
21:11:14
General datetime
2025-02-01 21:11:14Z
For Database
2025-02-01 21:11:14
For HTTP1.1
Sat, 01 Feb 2025 21:11:14 GMT