INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e91f82761e55d231db02172698cb6af975e9e2be4d8ce7041689b3e5bf352ee4', 
    'y8AksNDBvNFKMyBJvFmM1WAyZNZ/cb/Wsd7T6mb0r3c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)