INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4d344a8a035d399beafa8f2b709390cc409e41df7e3fc24afba02c94b635aa73', 
    'a6zThH/jmpCzq+ph30JH2FNuDJ0f1LbZ4opEdn5Dawo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)