INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a13ca5d7e97aa9f7855498a749153782d1779429197300f8d748f9a319a8342', 
    '/uz3KMlmdFigbxOTQdGthQcmksq9YM7bMV7yGrsYgGc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)