INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21409e8cede52d570a90bbba5df0084b458e23582c53c09dd431a95bb7aad56a', 
    'UqOIwQG2iQvBS2RsRxqGlbOuxHUPIMzGFG7Zh8ul8pE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)