INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9743bd3f1c928d18476380e3538d95e8d5c76e0ec0e91ca40b89a76c7791af4c', 
    'mhlEP7vUd59oJgt1tUhYLOwvNFD0QyHuxLh2eUavT7c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)