INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4ef389b4477596767deb37b9fcbb5044010e6d3be7f4337c8f9458dbb1cf994e', 
    'H/aeOB9PcvLFsLqsHJ6JG5K6d9rEaKQHS16aiGisgjg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)