INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e1291c2823fee44f7ef191a9366b5832edd82f154539af734925428c8aa8383f', 
    'LO55UkwiC3Yo9063gCckoMiD8j//QsQ4yLe0sGJK4mg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)