"Sun, 12 Jan 2025 06:35:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250112
Only TIME
06:35:35
General datetime
2025-01-12 06:35:35Z
For Database
2025-01-12 06:35:35
For HTTP1.1
Sun, 12 Jan 2025 06:35:35 GMT