INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6106f37771ec12e5280edcb2bbb00b5abf59d1f3890704f1618bd2dddf3151c8', 
    'r5IwbTcxaHnck9DrHZPNadcP8+aTC2iLMN2sxvf9rYY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)