INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a938df40c1ff78d505a09e145b3e278ec6b0f4100650b4523aeb592ba6b53d21', 
    'aaXl+H2EFBVNuJQxdz4zWNiPfiBtB4WtoRb9Yw3CiKA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)