"Sat, 01 Feb 2025 14:59:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250201
Only TIME
14:59:39
General datetime
2025-02-01 14:59:39Z
For Database
2025-02-01 14:59:39
For HTTP1.1
Sat, 01 Feb 2025 14:59:39 GMT