INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '688a82d29e41b435b11579e8ea2593885d560da0b9e13b5f9c6d74c6c069972b', 
    '3rNh6V5INEVD//sPxa3hRWvbEkff4vdHTidva/xIr9w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)