INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21a1fc82019afd19d3530546136ad26369a88a5826deebae1a5061945e3efe94', 
    'FyD3JDTJRPUg1Ih91IpK4pg7fRlq59N0Eg5iugmW5cs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)