INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd812c17d8bbbafe9c373b77551062c81dd8d373ddbc059e0edffdffd01faec0e', 
    'cOQ1JMPqrxt/lyYLNoJVcWKS/GW3xmWUZTXRUwlwifY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)