INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3e51f76538021d411af9c5461faeb529bbe243bfeaf18f175d35b3523390831b', 
    '7SrKRAaXvNTNI7vPZVnQ/FMmeqA968UCl8K7OmI7KxM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)