INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '884f39322a01dccfd5a148b4bb2472792352af3708fd4111c984be8a6a564da9', 
    'jdnvafyw712wLJUSGhO8YJgm0fGGhvoTIxXSiSMo9lw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)