INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b3cc43a502e6a032cec1d41d224d232643b7a184c21f35e92890d88fff98fdf9', 
    'bQykjBc8nlCy5ECerdWbDNRBgW4aQTR/ZjGOY6RMf/0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)