INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9687a0a589829e8dc3f34206d824e2f4d7b8cb314b2bbea50a3643bf47c5a2c7', 
    'SJ11lzEMGg7udnHMiowwQGfzMPRsBP8AbCrgkC51tas=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)