INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6bdbe6238cdb885e61b3ecf0931e89093c3fdcc22286091d103c0c0ee970ee5', 
    'u4GDdMgvbD3PjAguECZl60NxIuwzNqzpmLrlR6MpGWU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)