INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '450f076bc2d84377a024e87b39b6e0184535dd5d471ebc4f94574594b52fd77e', 
    'HHUOwIw1SlgfqDn0StInoeehpjKZk6afMOPcu8uF4Y0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)