"Sat, 08 Feb 2025 05:40:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250208
Only TIME
05:40:04
General datetime
2025-02-08 05:40:04Z
For Database
2025-02-08 05:40:04
For HTTP1.1
Sat, 08 Feb 2025 05:40:04 GMT