INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '38855824ce17d3998a0455e97998ee65db901261b025a6742b7ce83ddf805aba', 
    'ou9XE6NSrLLoR8T1NfO3lB9l30WRaTowbtvVFNNfYkE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)