INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '688ec848f717a034704ae121bce676d9cbb6024227c87f97b85b7fac054c4c8c', 
    'r7ivh7S4ah4Rpryw6S9mFDFpLNsTv5P8WdY+RC1A554=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)