INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e908488a74582a3ea398839bdcb3f51fc913955ab0dd8a1d39a3e4fa7d14acd', 
    'R/5s4dOZZAC11Utix5jP+0OaP1D8gJI0f0XX68DNWok=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)