INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b29959270159dd5a059837d3065c1f9892f76fe14f86c3a829499ec0b9c5810', 
    'scnSCjSqA1L2zfyPg2D+KNXW0I8H6fGAhw94tCUjiC0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)