INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '510fb15d541832f56351dbca7b02859e5af09c2c5dd3be21b8a4a716ea31ad6f', 
    'iT4L7yBAtDFc6p3ECE4uZHmN2pl8m0WfCbM2cwMCEYY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)