INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50019e5ea93ef39c2a93dfb53dce55ad9892d83bc79338708e815354e2fe4e60', 
    'r83SO7LZUVWh9x5oki2FK9Oq/8mh7PLSvqcHihT4AzM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)