INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6737708c16e00bebb3b85fb83777ae8cb4f40c9deaee5d7af8daefa409d549fb', 
    'pyJH8uZfFA1TzBr37YnXobK3FOkJRNQJ5J2Fw1oziPc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)