INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'abc64bfdb125eaae9eabdb3ace8b67946f2ca9e4204fc6ac7505f686e23412a0', 
    'WzUfqvooCtzhfDPvqzG9cMm2YYudabXr8S//YZl6DDM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)