INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '749808f59ced1b530d0c31e6682f318f3db14c909a57e01c19afd70207034da7', 
    '/slMQonKIvi9zP5tlit5bMcqts/0tzmlbYv6Y2JrGPM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)