INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9343b5d868afc7ab52febb9579b12aaf002dfb9944285a8ce6da79c0d7633aed', 
    'QpRPXCWysV+xsQSdtgTIebSFmB5IAAbZyw2vkn7FrBY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)