INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b81add778b704c92e73227e7f0bc5e667b512b984dc9da8251224efb185a470', 
    'TQIauFNqd0yBQeBua78zA8phbJdvnmNOgzN+0XuRh4Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)