INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15ce88a695911791daf33a8bf6bba5b30ef1f4dc64d98439111136219f9a2778', 
    'VCWew0VjRb7fgdtTRvmDnay9RIZC+Nwj4ieD6hkRdCM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)