INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8d8eb7570b94a68196cdca6fb950eb306be15704e2c0d973be29c00963562bf3', 
    'tjtjEuOfsh79c3GuMqlM7XHLDxQP37xblLsq57lCa7o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)