INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21e52db88095c2f63b3034dbd1c72f9162e3eab9054b3d7595ea0c5214aa5f5f', 
    'VA9ulXS0pI5ntdBTIpopW34UPXlQWaOHm30N6fTVWEg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)