INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b55461d74edeb5a34bfbba47eb9ed6c455c351c3ef5c9cba8967e45abc45da5', 
    '9M45uXjmrpEEcUzV8ez4cueJ/IcvjYLcv3YGuR/qT6U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00064

Result

int(1)