"Sat, 01 Feb 2025 05:30:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250201
Only TIME
05:30:12
General datetime
2025-02-01 05:30:12Z
For Database
2025-02-01 05:30:12
For HTTP1.1
Sat, 01 Feb 2025 05:30:12 GMT