INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6454875cc21f9875d3a4fb6a878bb3ca6b9d06a01f9c1363e0599a9b285fa753', 
    '8WRVxCzwkXvipxyMqT8uEsebH920i6xYVFqXmox6b+0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)