INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5d5e38e29fd83b91d4de255369f53cf2192f49c5a1b895d69d0736ed3668591e', 
    'JRdSKnsEjez7TutskqfAWEUpRsxCrbysIGQHFEOhBck=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)