INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'eb2d6730a87367010c09e4518819812e00dcaee041222dd46ad6f99bdcff09f9', 
    '668fvX7ZTrPSrYnj3e8DOQNtXwEd0XN4UhDHQ8PpyC0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)