INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c5f992766d1f8ca0e26ecfabd26fecb759dfe2b49281a23c9db7d9d4fcef644d', 
    'zR51daeNYXvs2/DxRRz5eCfsWee9NbtH10yizN+Skhk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)