INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c7eddf0cc8b005ef3e3ef1607452b5d1feffb012f064877850be9bacbc12642', 
    '3suO1wzHvnhfGQMRFNtxgar5+pAFW3BZEOTu76QwEi8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)