INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a793108ffc1eeebb75e8ad858533a8d6b8c31439850730ea218438795d53b6b8', 
    '1qnq+kqx3JIeop7hjdmynwO8i9HZxEnXTRrHZwqK/xQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)