INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8a433d0e96b5bbaf6e50e4fee3ee8580fc9876d8986649194eaaf89b82e7863a', 
    '6rz5RgHrrEZMCa1i6e9VuuJvog/9dtmVg8s4PFjull4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)