INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b29a1eb8347dc17fb34fd766d11d94a789d1053139d521da6f1fa2a51daa356f', 
    '6L46KXoo+Do3ANJ4Zc2YQJSkgLYXco8puggyHe04qQ0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)