INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e9d99cef5197dad9d74da5203ea6d96e5e5adb8c0128668051e81b012cd25753', 
    'E858DP2Zv7fFQ0wC/jh4AMQd+n6QwEO2oM1Mjz/+B/s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)