INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e1fc1cb3a21f06b70a8d85fe35106344612ce9c6537bc838051732588c04a5b0', 
    '++GQIy0DIENGTnFbKuCE2vtXkU3emPWFY3CcXJ87jDs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)