INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a540d92a631e1f6d8834703055c95a6f9c8217d961b82b62dc9f5c25bcb78916', 
    'pHR3lbW6jazq0ecEfvrA2riBgh7jdzmz9I+5OsDmwMI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)