INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '537af126ddad6e097ffe9225c8a3e8d1d406d3585130b4064b76d0159390636d', 
    'Ed2Q/aPdGDBfGGN891nuM7NzlcsnO/Tl7A4SW3ORHaM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00059

Result

int(1)