INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3251371fa8b49797c60cf4347f89761d344fbed80e67688f9dc8a98b67a61a58', 
    'lfvLJ+CPO6sOvB9cDqlciID07osD7KkOOGtessWMtoY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)