"Wed, 19 Feb 2025 05:39:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250219
Only TIME
05:39:16
General datetime
2025-02-19 05:39:16Z
For Database
2025-02-19 05:39:16
For HTTP1.1
Wed, 19 Feb 2025 05:39:16 GMT