INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '34e829f9aeae494fe51e2224bbcded65c9ceecb3e2769b0f832d669713af199d', 
    'JjgNW3ZncRRPsIdQ0O25L52tsR2rYvajBa+7Qz6SRDQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)