"Wed, 19 Feb 2025 05:39:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250219
Only TIME
05:39:44
General datetime
2025-02-19 05:39:44Z
For Database
2025-02-19 05:39:44
For HTTP1.1
Wed, 19 Feb 2025 05:39:44 GMT