INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '324749de4cfa5630253817afd51ad0fb3e8de55d0ffc9809abd3b352ccfa5b87', 
    '8KEHKEtNqNOzn7xGY8rEuU8dhQ52LDTLhj6/sAViBos=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)