"Sat, 01 Feb 2025 05:45:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250201
Only TIME
05:45:21
General datetime
2025-02-01 05:45:21Z
For Database
2025-02-01 05:45:21
For HTTP1.1
Sat, 01 Feb 2025 05:45:21 GMT