INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a53f94efd4dc4c32857427594f63bb0ed78d1ba060ab3eaabdf1a8d75dbc4211', 
    'CmDNN0q2RYJir0ejRBWXO7b7oS7R0sVVrifU621dmSY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)