INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e21c9ecbeaf6b563066bffeb7c36ee9d232ff155e7352423f95327c544560168', 
    'j5Em40ls8H6MnfCuY8ado/eaV6+qvPmd5iC7SjrAJ3k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)