INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '48a4b121b2c0ab708020c49c07afe9d0f3630d19521e4f3b50a630c811750b28', 
    '++AYnFokjVZ4w9EUqwF3mTns7eZWA4rb0gEJFsFoJhM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)