INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '593d975b36339670e80a866e8a7652658de8a8110090d914d53a1b3b11b950ad', 
    'rQTdL84DhrAYmLymnNbiYcY9RQjYsD8MqM7A/fPmfEk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)