INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8635c3fb2f2d4f36570a37a3e8624eba43504db014468d6a1ed724b33c458be6', 
    'MClt8IrlB4Y4aRuURntv1nUSy1L00qmlagPr26/iwlg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)