"Sat, 25 Jan 2025 05:35:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250125
Only TIME
05:35:04
General datetime
2025-01-25 05:35:04Z
For Database
2025-01-25 05:35:04
For HTTP1.1
Sat, 25 Jan 2025 05:35:04 GMT