INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c698839f119f3310f55477b3d502cdec436e461303daf6d6aaf6c7fc3e1db772', 
    't9JGsomXO6K6rexEfrczuNRoURgTJ5XTTcl4cgiSljo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)