INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '546a6ce731afbb2618f7c3767381e7d47b3d8b94416edaca06907d433a0a58d9', 
    'x9lq6LG2d3fq5D15McpEAuNgi/h+a2Ju9jLCaoQcCpk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)