INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '848df27cee59732045671b3c4f96664ed83c206f1e4a0314547874c1a670dc7f', 
    'TY5fzjfTfzKb2vM/RtahQe4CveEd3OvMmjDLPVnAoec=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)