"Sun, 09 Feb 2025 20:38:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250209
Only TIME
20:38:33
General datetime
2025-02-09 20:38:33Z
For Database
2025-02-09 20:38:33
For HTTP1.1
Sun, 09 Feb 2025 20:38:33 GMT