INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a1843703b321f39e9877a6bb753683f02673725343d7532aa9ee16117eeefc23', 
    'pxXh7S0YtNEixoQ6tQtXeN7XyGE5/vDxKhIE7ZA3JzQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)