INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '49b6c57ec9f224b78d98918cfe96786cf20facd7c584fc933db712b0aaff9c79', 
    'flErYwKyzTzQybjU94TznSbHem8iKrDM7BNkMMPsWSo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)