INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3cd4efba37f6ac7fddd56870887d8f3099d8693f032c10e67a9bd2d9dd915988', 
    'MqBpo9wUaHuXa0iQgJmifZcd0a+msWue2K/hWZPlsyo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)