INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6fc9dd19664a2449e45698aa8ed3a986d3d6f33c11d0b3878a8252af7b982ed2', 
    'IhZ8rlInA8q275DAvt5OQBOlNLP6ZG877nSLSeWAWqM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)