INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4d02dfa07d7040954b1b8f73c0d9c34a617a4db9e971d96b960d9229b25469e', 
    'lKaAkmBQddq1DhpKu56yap7lauTEfUwfgf9GUmpAzw0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)