INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6dc7ea6381c3c8ab04a108ed7e043a4ffaeadfd47881e7cb01e12b3c07424d1e', 
    'HETzg9qzPo5YkrqmwKksjNdiTwao/AMo/278aGOQS2U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)