INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '751a2eff8f8d0bbd4483d50f74cf7e00a48e022d09927994e870249a6d8e6c46', 
    'UguVtovwfAzVeCzOQS8wkubmjwxyFPX3n+3dLfS+Bo0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00014

Result

int(1)