INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e97287d0152319064e2c2b3717fc3c2f0f2b4142d8d138cbbbaf5cf64c138bc', 
    '0TUu2efRCMzx6tqKnAN49O45QLN3gjiEkH3hm5MtW9E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)