INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef4f3da4ce429656c1c807960a85564f9285621c1493258e7fa767a3692cecc8', 
    'tUWBGnHoI48UDZxXb322FnQpfFB7EPp7buhunRy1VVY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)