INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ded93ba6c991806c7713004507575dcb5a30f43d80280c0c40d868cf75018570', 
    '5hYL5yHgABRc4TuwaqaK9An3b+wkgHVO78kmq6knDgs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)