INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '394b8325445aaabfd7f57a9ce674095962f35a50bb00e59f80a7bf54b3ab073e', 
    'Gk8PYpAYgHt+jqNUobajFa9WbrvPeN3dviReG76QyRo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)