INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f9f15f0e522fe430cc4e1781016e73a4023438ff06af8fff95544f10074640c', 
    '9HDmW0qrG5jpYd5GU2y4yb95Amd4lu6XGj9+hM0tviw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00059

Result

int(1)