INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21651c6c7baa91592167233b71adc5323dbd5383d2baf6ddd89ca239a0f91a5e', 
    'Xf3Wgd12JMIKjECbAYXZL9UvbSpCI2pBtrNzExuJ9Hc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)